diff --git a/rsyslog.spec b/rsyslog.spec
index d7923df..fb122de 100644
--- a/rsyslog.spec
+++ b/rsyslog.spec
@@ -27,6 +27,8 @@
 				/usr/bin/systemctl set-property "rsyslog.service" Markers=+needs-restart \
 			     %endif
 
+%define requires_file() %( readlink -f '%*' | LC_ALL=C xargs -r rpm -q --qf 'Requires: %%{name} >= %%{epoch}:%%{version}\\n' -f | sed -e 's/ (none):/ /' -e 's/ 0:/ /' | grep -v "is not")
+
 # drop this with next release when doc tarball version lines up
 %define rsyslog_major 8.2306
 %define rsyslog_patch 0
@@ -397,6 +399,8 @@ Requires:       %{name} = %{version}
 Summary:        RELP protocol support module for syslog
 Group:          System/Daemons
 
+%requires_file %{_libdir}/librelp.so
+
 %description module-relp
 Rsyslog is an enhanced multi-threaded syslog daemon. See rsyslog
 package.